bin

blue

bottle

business

cardboard

cellulose

clean

clear

commercial

conveyorbelt

corrugated

dump

earth

eco

ecological

ecology

element

empty

environment

environmental

equipment

factory

garbage

glass

glassware

green

grinding

industrial

industry

manufacture

material

mill

paper

plastic

product

production

raw

recycle

recycled

recycling

refreshment

renewable

renewal

rubbish

sorting

splinters

technology

transparent

trash

waste